1809870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 4713984

約数和(自身を除く): 2904114

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 61, 69, 86, 115, 122, 129, 138, 183, 215, 230, 258, 305, 345, 366, 430, 610, 645, 690, 915, 989, 1290, 1403, 1830, 1978, 2623, 2806, 2967, 4209, 4945, 5246, 5934, 7015, 7869, 8418, 9890, 13115, 14030, 14835, 15738, 21045, 26230, 29670, 39345, 42090, 60329, 78690, 120658, 180987, 301645, 361974, 603290, 904935, 1809870]

約数ペア:

[(1, 1809870), (2, 904935), (3, 603290), (5, 361974), (6, 301645), (10, 180987), (15, 120658), (23, 78690), (30, 60329), (43, 42090), (46, 39345), (61, 29670), (69, 26230), (86, 21045), (115, 15738), (122, 14835), (129, 14030), (138, 13115), (183, 9890), (215, 8418), (230, 7869), (258, 7015), (305, 5934), (345, 5246), (366, 4945), (430, 4209), (610, 2967), (645, 2806), (690, 2623), (915, 1978), (989, 1830), (1290, 1403)]